REP-00308: An internal error occurred: Unknown column type.
Cause: The possible causes of this error include the following: Case 1: An attempt was made to display the value of a column using SRW.MESSAGE, but the column's data type (for example, LONG, LONG RAW, ROWID) is not supported for that operation. Case 2: An attempt was made to pass the value of a column to Forms Runtime or Graphics Runtime as a parameter, but the column's data type (for example, LONG, LONG RAW, ROWID) is not supported for that operation.
Action: Do not attempt to display or pass this column's value.
Level: 1
Impact: Other